英文别名2-[3-[4-(3-chloro-4-fluoroanilino)-7-methoxyquinazolin-6-yl]oxypropylamino]ethanol; Gefitinib Impurity 3; Ethanol, 2-[[3-[[4-[(3-chloro-4-fluorophenyl)amino]-7-Methoxy-6-quinazolinyl]oxy]propyl]amino]-; Gefitinib Impurity D; 2-((3-((4-((3-chloro-4-fluorophenyl)amino)-7-methoxyquinazolin-6-yl)oxy)propyl)amino)ethan-1-ol 
